package org.eclipse.snippets.code;

import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Point;
import org.eclipse.swt.graphics.Rectangle;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Event;
import org.eclipse.swt.widgets.Listener;
import org.eclipse.swt.widgets.Menu;
import org.eclipse.swt.widgets.MenuItem;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.ToolBar;
import org.eclipse.swt.widgets.ToolItem;

public class Snippet67 {
	public static void main (String [] args) {
		final Display display = new Display ();
		final Shell shell = new Shell (display);
		final ToolBar toolBar = new ToolBar (shell, SWT.NONE);
		final Menu menu = new Menu (shell, SWT.POP_UP);
		for (int i=0; i<8; i++) {
			MenuItem item = new MenuItem (menu, SWT.PUSH);
			item.setText ("Item " + i);
		}
		final ToolItem item = new ToolItem (toolBar, SWT.DROP_DOWN);
		item.addListener (SWT.Selection, new Listener () {
			public void handleEvent (Event event) {
				if (event.detail == SWT.ARROW) {
					Rectangle rect = item.getBounds ();
					Point pt = new Point (rect.x, rect.y + rect.height);
					pt = toolBar.toDisplay (pt);
					menu.setLocation (pt.x, pt.y);
					menu.setVisible (true);
				}
			}
		});
		toolBar.pack ();
		shell.pack ();
		shell.open ();
		while (!shell.isDisposed ()) {
			if (!display.readAndDispatch ()) display.sleep ();
		}
		menu.dispose ();
		display.dispose ();
	}

}
